Simplifying Polynomials

Which of the following are examples of like terms?

• 2 and 2x
• y³ and x³
• y and x
• -3x and 3x

Tags

CCSS.6.EE.A.2B

Add the polynomials.

(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)

• 4x³ + 1x² – 3x + 1

• 3x³ + 1x² - 5x + 9

• 4x³ + 1x - 1x² - 3

• 3x⁵ +1x - 1x⁵ - 3x

(x³-x²+4) - (3x³-2x²+3)

• -2x³-3x²+7
• -2x³+x²+1
• 2x³-3x³-1
• 4x³-3x²+7

Tags

CCSS.HSA.APR.A.1

(x + 5)+(x + 4)

• x + 9

• x + 20

• 2x + 9

• 2x + 20

Simplify:

3 ( -2x -3)

• -6x - 3

• -5x - 3

• -6x - 9

• -5x

3(r – s+ 1) + 4 + 5s

• 3r + 2s + 7

• 3r - s + 7

• r - 2s +5

• r + 2s + 7

Find the perimeter of the rectangle with length of (-x + 2) and a width of (3x - 7).

• 4x + 12

• 4x - 14

• 4x - 10

• 5x + 16